Fuel Economy of the Gasoline Engine
Fuel, Lubricant and Other Effects
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Die künstliche Verdauung
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Chemical Preparation and Electron Spin Resonance Spectra of Specific Trapped Hydrocarbon Radicals
IN recent years there have been many reports of radicals trapped in solid matrices1. The radicals have been formed by radiolysis, photolysis, or electrical discharge. We have now succeeded in develo** a general...
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Electron Spin Resonance Spectra of Hydrated Electrons prepared by Reaction of Atomic Sodium with Ice at 77° K
THERE is considerable interest at present in the suggestion of Weiss1 that the primary reducing species produced by irradiation of water is a hydrated electron, the lifetime of which is long enough for it to be i...
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Kee** properties of edible oils. III. identity of trace materials adsorbed from peanut oil by chromatography on alumina
A peanut oil of improved quality was obtained by replacing active earth bleaching in the refining process by treatment with alumina. To determine which components of the oil were removed and modified by this t...
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Modifications of the Agar Film Technique for assaying Lengths of Mycelium in Soil
CRITICAL analysis of methods for assaying lengths of fungal mycelium present in unit weights or volumes of soil1 has shown that the agar film technique2,3 is least prone to experimental error. The technique has b...
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Studies on fungi in the root region
Qualitative studies have been made on the fungi in the rhizosphere of dwarf-bean plants using the soil-washing technique. The results obtained show small but consistent differences between rhizosphere and non-...
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Chapter
Die Performance in High-Energy Rate Forging
Attempts have been made to establish the economics of high-energy rate forging (HERF) by a synthesis of costs1,2. The conclusion reached in these exercises can be no more than tentative until more experience is g...
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Chapter
Cracking and Fracture of Hot-Work die Steels
High-strain low-endurance fatigue tests have been carried out on notched specimens of four hot-work die steels loaded in three-point bending at room temperature and 350°C at two different loading rates. The ef...
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Some observations on the micromorphology of deformed ABS and HIPS rubber-modified materials
The distribution and micromorphology of crazes in deformed bulk and solvent cast thin films of ABS and HIPS have been characterized. A good correlation was shown to exist between the deformation structure in t...
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The determination of the refractive index of a photoelastic specimen by immersion technique
Conventional methods for determining the refractive index demand specimens of optical quality, the preparation of which is often very difficult. An indirect determination by matching the refractive indices of ...
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The Accuracy of Forging Load Estimation in Drop Forging
Methods proposed for estimating forging loads have been reviewed and their accuracy determined by comparing calculated loads with those measured on forging presses.
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Attitudes toward research among residents in two Fellowship Programs
The following represents a study of the attitudes towards research of two groups of residents who are participating in the Falk Fellowship Program of the APA and the APA-National Institute of Mental Health Min...
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Altered regulation of the recA gene in Escherichia coli strains carrying a recA-linked suppressor of lexA
A mutant strain of E. coli displaying altered regulation of the recA gene was isolated as a revertant of a lexA3 recA200 double mutant which showed improved DNA repair and recombination functions. The mutation (a...
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Das Keimstopsystem von Meierhans-Weber als raumlufttechnische Alternative zum Laminar-air-flow und seine lufthygienische Wirksamkeit
Statistics of wound infections demonstrate the linear dependence between postoperative wound infection and the quantity of bacteria in the air of operating theatres.
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Desired quality attributes in winter and summer rapeseed
Quality assurance programs have played a significant role in rehabilitating and maintaining the importance of rapeseed and its products. In Europe, the processing of indigenous and Canadian rapeseed ensures un...
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Influence of microstructure on the dynamic fatigue properties of injection-moulded polypropylene
A polypropylene copolymer was injection-moulded using several processing conditions and with different gating systems to produce a range of typical spherulitic microstructures. In addition to internal weld lin...
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Chapter
A 1650 MA Orogenic Belt Within the Grenville Province of Northeastern Canada
Recent geological map** and allied Rb-Sr and U-Pb isotopic work have revealed the existence of a circa 1650 Ma orogenic event within the Labrador component of the Grenville Structural Province which is known...
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Chapter
T Depletion Using MBG6 and RFT8 Monoclonal Antibody Combination and Complement Lysis Prevents Significant Acute and Chronic GvHD in HLA Matched Allogeneic Marrow Transplants
Forty-one patients have received marrow from HLA-matched sibling donors with in vitro T-depletion using 2 monoclonal antibodies MBG6 and RFT8 and rabbit complement. No other immunosuppression was given. Engraf...
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Fluid inertia effects on a Controlled Stress Rheometer in its oscillatory mode
This paper is concerned with the effect of fluid inertia on experimental oscillatory stress data taken from a Controlled Stress Rheometer. A linear viscoelastic theory is developed which includes the effect of...
